<? session_start();
	$sess_userid=$_SESSION[sess_userid_admin];
	$username=$_SESSION[sess_uid_admin];
	$password=$_SESSION[sess_pwd_admin];
if	($sess_userid<>session_id() and $_SESSION[sess_pv] <>"admin") {
		echo "<script>alert('please login');window.location='index.php';</script>";
	}
?>